scoreboard players set #box_x0 mrcd_system 0
scoreboard players set #box_y0 mrcd_system 0
scoreboard players set #box_z0 mrcd_system 500
scoreboard players set #box_x1 mrcd_system 500
scoreboard players set #box_y1 mrcd_system 1000
scoreboard players set #box_z1 mrcd_system 1000

# top view
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